This được có thể dẫn đến tiêu thụ một tài nguyên mạng như bộ nhớ và các chu kỳ CPU. Kiến trúc mở và minh bạch của RSVP cho phép triển khai trên nhiều nền tảng, và thậm chí cả đường hầm qua các nút nhận thức RSVP. Mặc dù vậy, | AVVID Dial Plans Chapter 9 287 Table Continued Command Description The keyword and argument ipv4 destination-address indicate the IP address of the remote router. The keyword and argument dns host-name indicates that the domain name server will resolve the name of the IP address. Valid entries for this parameter are characters representing the name of the host device. Wildcards are also available for defining domain names with the keyword by using source destination and dialed information in the host name. Gatekeeper config-dial-peer codec g711alaw g711ulaw g723ar53 g723ar63 This command defines the CODEC for the dial peer. The optional switch bytes will set the g723r53 g723r63 g726r16 number of voice data bytes per frame. g726r24 g726r32 g728 g729br8 g729r8 pre-ietf bytes Values are from 10 to 240 in increments of 10 for example 10 20 30 and so on are considered acceptable. Any other value is rounded down for example from 144 to 140 . The CODEC value must be matched on both VoIP dial peers on either side of the connection. If you specify g729r8 then IETF bit-ordering will be used. Be aware that the CODEC command syntax is platform- and release-specific. Options for the Configuration of Dial Plans for VoIP Dial Peers There are also some configurable options to help you shape the deployment of your dial is a list of some of the most common customization commands. 288 Chapter 9 AVVID Dial Plans Table Optional Commands for the Configuration of VoIP Command Description Gatekeeper config-dial-peer answer-address string Optional This command chooses the inbound dial peer based on the callingnumber. Gatekeeper config-dial-peer incoming called-number string Optional This command chooses the inbound dial peer based on the called-number to identify voice and modem calls. Gatekeeper config-dial-peer dtmf-relay cisco-rtp h245-signal h245-alphanumeric Optional This command is used to configure the tone that sounds in response to a .